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Finding the Fourth Proportional to 11,284.83, 15,565.35 and 7,741.89

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Solution

The fourth proportional to 11,284.83, 15,565.35 and 7,741.89 is: 10,678.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.83 : 15,565.35 = 7,741.89 : x
  2. Step 2: Convert to fraction form
    11,284.83/15,565.35 = 7,741.89/x
  3. Step 3: Cross multiply
    11,284.83x = 15,565.35 × 7,741.89
  4. Step 4: Simplify right side
    11,284.83x = 120,505,227.51
  5. Step 5: Solve for x
    x = 120,505,227.51/11,284.83
  6. Step 6: Final answer
    x = 10,678.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.